Yuni traveled to Osaka to support Nanase in her big showdown, but ended up in bed with Fuuko. Although Yuni insists that it's mainly Nanase's fault, she feels very bad. At home, she is invited to a group outing at the pool. Her heart flutters at the idea of a swimsuit date with Nanase, but it sinks when Fuuko comes along too. The deception becomes...